#include<iostream>
using namespace std;

int main(){
	char ch1,ch2,ch3;
	cin >> ch1;
	ch2 = ch1 - 32;
	ch3 = ch1 - 'a' + 'A';
	cout << "ch1 = " << ch1 << endl;
	cout << "ch2 = " << ch2 << endl;
	cout << "ch3 = " << ch3 << endl;
	return 0; 
}
